From mboxrd@z Thu Jan 1 00:00:00 1970
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From: Pascal PAILLET-LME
To: "dmitry.torokhov@gmail.com" ,
"robh+dt@kernel.org" ,
"mark.rutland@arm.com"
,
"lee.jones@linaro.org" ,
"lgirdwood@gmail.com" ,
"broonie@kernel.org"
,
"wim@linux-watchdog.org" ,
"linux@roeck-us.net" ,
"linux-input@vger.kernel.org"
,
"devicetree@vger.kernel.org"
,
"linux-kernel@vger.kernel.org"
,
"linux-watchdog@vger.kernel.org"
,
"benjamin.gaignard@linaro.org"
,
"eballetbo@gmail.com"
CC: Pascal PAILLET-LME
Subject: [PATCH v4 2/8] mfd: stpmic1: add stpmic1 driver
Date: Thu, 18 Oct 2018 09:02:11 +0000
Message-ID: <1539853324-29051-3-git-send-email-p.paillet@st.com>
References: <1539853324-29051-1-git-send-email-p.paillet@st.com>
In-Reply-To: <1539853324-29051-1-git-send-email-p.paillet@st.com>
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From: pascal paillet
stpmic1 is a pmic from STMicroelectronics. The STPMIC1 integrates 10
regulators , 3 switches, a watchdog and an input for a power on key.
Signed-off-by: pascal paillet
---
changes in v4:
* rename PONKEY_PU_ACTIVE to PONKEY_PU_INACTIVE
drivers/mfd/Kconfig | 13 ++
drivers/mfd/Makefile | 1 +
drivers/mfd/stpmic1.c | 401 ++++++++++++++++++++++++++++++++++++++++=
++++
include/linux/mfd/stpmic1.h | 212 +++++++++++++++++++++++
4 files changed, 627 insertions(+)
create mode 100644 drivers/mfd/stpmic1.c
create mode 100644 include/linux/mfd/stpmic1.h
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index 11841f4..b8dabc7 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -1855,6 +1855,19 @@ config MFD_STM32_TIMERS
for PWM and IIO Timer. This driver allow to share the
registers between the others drivers.
=20
+config MFD_STPMIC1
+ tristate "Support for STPMIC1 PMIC"
+ depends on (I2C=3Dy && OF)
+ select REGMAP_I2C
+ select REGMAP_IRQ
+ select MFD_CORE
+ help
+ Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 MFD driver is
+ the core driver for STPMIC1 component that mainly handles interrupts.
+
+ To compile this driver as a module, choose M here: the
+ module will be called stpmic1.
+
menu "Multimedia Capabilities Port drivers"
depends on ARCH_SA1100
=20
diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile
index 5856a94..76fff14 100644
--- a/drivers/mfd/Makefile
+++ b/drivers/mfd/Makefile
@@ -232,6 +232,7 @@ obj-$(CONFIG_INTEL_SOC_PMIC_CHTDC_TI) +=3D intel_soc_pm=
ic_chtdc_ti.o
obj-$(CONFIG_MFD_MT6397) +=3D mt6397-core.o
=20
obj-$(CONFIG_MFD_ALTERA_A10SR) +=3D altera-a10sr.o
+obj-$(CONFIG_MFD_STPMIC1) +=3D stpmic1.o
obj-$(CONFIG_MFD_SUN4I_GPADC) +=3D sun4i-gpadc.o
=20
obj-$(CONFIG_MFD_STM32_LPTIMER) +=3D stm32-lptimer.o
diff --git a/drivers/mfd/stpmic1.c b/drivers/mfd/stpmic1.c
new file mode 100644
index 0000000..90dfee4
--- /dev/null
+++ b/drivers/mfd/stpmic1.c
@@ -0,0 +1,401 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (C) STMicroelectronics 2018
+// Author: Pascal Paillet
+
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+
+#include
+
+#define STPMIC1_MAIN_IRQ 0
+#define STPMIC1_WAKEUP_IRQ 1
+
+static bool stpmic1_reg_readable(struct device *dev, unsigned int reg)
+{
+ switch (reg) {
+ case TURN_ON_SR:
+ case TURN_OFF_SR:
+ case ICC_LDO_TURN_OFF_SR:
+ case ICC_BUCK_TURN_OFF_SR:
+ case RREQ_STATE_SR:
+ case VERSION_SR:
+ case SWOFF_PWRCTRL_CR:
+ case PADS_PULL_CR:
+ case BUCKS_PD_CR:
+ case LDO14_PD_CR:
+ case LDO56_VREF_PD_CR:
+ case VBUS_DET_VIN_CR:
+ case PKEY_TURNOFF_CR:
+ case BUCKS_MASK_RANK_CR:
+ case BUCKS_MASK_RESET_CR:
+ case LDOS_MASK_RANK_CR:
+ case LDOS_MASK_RESET_CR:
+ case WCHDG_CR:
+ case WCHDG_TIMER_CR:
+ case BUCKS_ICCTO_CR:
+ case LDOS_ICCTO_CR:
+ case BUCK1_ACTIVE_CR:
+ case BUCK2_ACTIVE_CR:
+ case BUCK3_ACTIVE_CR:
+ case BUCK4_ACTIVE_CR:
+ case VREF_DDR_ACTIVE_CR:
+ case LDO1_ACTIVE_CR:
+ case LDO2_ACTIVE_CR:
+ case LDO3_ACTIVE_CR:
+ case LDO4_ACTIVE_CR:
+ case LDO5_ACTIVE_CR:
+ case LDO6_ACTIVE_CR:
+ case BUCK1_STDBY_CR:
+ case BUCK2_STDBY_CR:
+ case BUCK3_STDBY_CR:
+ case BUCK4_STDBY_CR:
+ case VREF_DDR_STDBY_CR:
+ case LDO1_STDBY_CR:
+ case LDO2_STDBY_CR:
+ case LDO3_STDBY_CR:
+ case LDO4_STDBY_CR:
+ case LDO5_STDBY_CR:
+ case LDO6_STDBY_CR:
+ case BST_SW_CR:
+ case INT_PENDING_R1:
+ case INT_PENDING_R2:
+ case INT_PENDING_R3:
+ case INT_PENDING_R4:
+ case INT_DBG_LATCH_R1:
+ case INT_DBG_LATCH_R2:
+ case INT_DBG_LATCH_R3:
+ case INT_DBG_LATCH_R4:
+ case INT_CLEAR_R1:
+ case INT_CLEAR_R2:
+ case INT_CLEAR_R3:
+ case INT_CLEAR_R4:
+ case INT_MASK_R1:
+ case INT_MASK_R2:
+ case INT_MASK_R3:
+ case INT_MASK_R4:
+ case INT_SET_MASK_R1:
+ case INT_SET_MASK_R2:
+ case INT_SET_MASK_R3:
+ case INT_SET_MASK_R4:
+ case INT_CLEAR_MASK_R1:
+ case INT_CLEAR_MASK_R2:
+ case INT_CLEAR_MASK_R3:
+ case INT_CLEAR_MASK_R4:
+ case INT_SRC_R1:
+ case INT_SRC_R2:
+ case INT_SRC_R3:
+ case INT_SRC_R4:
+ return true;
+ default:
+ return false;
+ }
+}
+
+static bool stpmic1_reg_writeable(struct device *dev, unsigned int reg)
+{
+ switch (reg) {
+ case SWOFF_PWRCTRL_CR:
+ case PADS_PULL_CR:
+ case BUCKS_PD_CR:
+ case LDO14_PD_CR:
+ case LDO56_VREF_PD_CR:
+ case VBUS_DET_VIN_CR:
+ case PKEY_TURNOFF_CR:
+ case BUCKS_MASK_RANK_CR:
+ case BUCKS_MASK_RESET_CR:
+ case LDOS_MASK_RANK_CR:
+ case LDOS_MASK_RESET_CR:
+ case WCHDG_CR:
+ case WCHDG_TIMER_CR:
+ case BUCKS_ICCTO_CR:
+ case LDOS_ICCTO_CR:
+ case BUCK1_ACTIVE_CR:
+ case BUCK2_ACTIVE_CR:
+ case BUCK3_ACTIVE_CR:
+ case BUCK4_ACTIVE_CR:
+ case VREF_DDR_ACTIVE_CR:
+ case LDO1_ACTIVE_CR:
+ case LDO2_ACTIVE_CR:
+ case LDO3_ACTIVE_CR:
+ case LDO4_ACTIVE_CR:
+ case LDO5_ACTIVE_CR:
+ case LDO6_ACTIVE_CR:
+ case BUCK1_STDBY_CR:
+ case BUCK2_STDBY_CR:
+ case BUCK3_STDBY_CR:
+ case BUCK4_STDBY_CR:
+ case VREF_DDR_STDBY_CR:
+ case LDO1_STDBY_CR:
+ case LDO2_STDBY_CR:
+ case LDO3_STDBY_CR:
+ case LDO4_STDBY_CR:
+ case LDO5_STDBY_CR:
+ case LDO6_STDBY_CR:
+ case BST_SW_CR:
+ case INT_DBG_LATCH_R1:
+ case INT_DBG_LATCH_R2:
+ case INT_DBG_LATCH_R3:
+ case INT_DBG_LATCH_R4:
+ case INT_CLEAR_R1:
+ case INT_CLEAR_R2:
+ case INT_CLEAR_R3:
+ case INT_CLEAR_R4:
+ case INT_SET_MASK_R1:
+ case INT_SET_MASK_R2:
+ case INT_SET_MASK_R3:
+ case INT_SET_MASK_R4:
+ case INT_CLEAR_MASK_R1:
+ case INT_CLEAR_MASK_R2:
+ case INT_CLEAR_MASK_R3:
+ case INT_CLEAR_MASK_R4:
+ return true;
+ default:
+ return false;
+ }
+}
+
+static bool stpmic1_reg_volatile(struct device *dev, unsigned int reg)
+{
+ switch (reg) {
+ case TURN_ON_SR:
+ case TURN_OFF_SR:
+ case ICC_LDO_TURN_OFF_SR:
+ case ICC_BUCK_TURN_OFF_SR:
+ case RREQ_STATE_SR:
+ case INT_PENDING_R1:
+ case INT_PENDING_R2:
+ case INT_PENDING_R3:
+ case INT_PENDING_R4:
+ case INT_SRC_R1:
+ case INT_SRC_R2:
+ case INT_SRC_R3:
+ case INT_SRC_R4:
+ case WCHDG_CR:
+ return true;
+ default:
+ return false;
+ }
+}
+
+const struct regmap_config stpmic1_regmap_config =3D {
+ .reg_bits =3D 8,
+ .val_bits =3D 8,
+ .cache_type =3D REGCACHE_RBTREE,
+ .max_register =3D PMIC_MAX_REGISTER_ADDRESS,
+ .readable_reg =3D stpmic1_reg_readable,
+ .writeable_reg =3D stpmic1_reg_writeable,
+ .volatile_reg =3D stpmic1_reg_volatile,
+};
+
+static const struct regmap_irq stpmic1_irqs[] =3D {
+ [IT_PONKEY_F] =3D { .mask =3D 0x01 },
+ [IT_PONKEY_R] =3D { .mask =3D 0x02 },
+ [IT_WAKEUP_F] =3D { .mask =3D 0x04 },
+ [IT_WAKEUP_R] =3D { .mask =3D 0x08 },
+ [IT_VBUS_OTG_F] =3D { .mask =3D 0x10 },
+ [IT_VBUS_OTG_R] =3D { .mask =3D 0x20 },
+ [IT_SWOUT_F] =3D { .mask =3D 0x40 },
+ [IT_SWOUT_R] =3D { .mask =3D 0x80 },
+
+ [IT_CURLIM_BUCK1] =3D { .reg_offset =3D 1, .mask =3D 0x01 },
+ [IT_CURLIM_BUCK2] =3D { .reg_offset =3D 1, .mask =3D 0x02 },
+ [IT_CURLIM_BUCK3] =3D { .reg_offset =3D 1, .mask =3D 0x04 },
+ [IT_CURLIM_BUCK4] =3D { .reg_offset =3D 1, .mask =3D 0x08 },
+ [IT_OCP_OTG] =3D { .reg_offset =3D 1, .mask =3D 0x10 },
+ [IT_OCP_SWOUT] =3D { .reg_offset =3D 1, .mask =3D 0x20 },
+ [IT_OCP_BOOST] =3D { .reg_offset =3D 1, .mask =3D 0x40 },
+ [IT_OVP_BOOST] =3D { .reg_offset =3D 1, .mask =3D 0x80 },
+
+ [IT_CURLIM_LDO1] =3D { .reg_offset =3D 2, .mask =3D 0x01 },
+ [IT_CURLIM_LDO2] =3D { .reg_offset =3D 2, .mask =3D 0x02 },
+ [IT_CURLIM_LDO3] =3D { .reg_offset =3D 2, .mask =3D 0x04 },
+ [IT_CURLIM_LDO4] =3D { .reg_offset =3D 2, .mask =3D 0x08 },
+ [IT_CURLIM_LDO5] =3D { .reg_offset =3D 2, .mask =3D 0x10 },
+ [IT_CURLIM_LDO6] =3D { .reg_offset =3D 2, .mask =3D 0x20 },
+ [IT_SHORT_SWOTG] =3D { .reg_offset =3D 2, .mask =3D 0x40 },
+ [IT_SHORT_SWOUT] =3D { .reg_offset =3D 2, .mask =3D 0x80 },
+
+ [IT_TWARN_F] =3D { .reg_offset =3D 3, .mask =3D 0x01 },
+ [IT_TWARN_R] =3D { .reg_offset =3D 3, .mask =3D 0x02 },
+ [IT_VINLOW_F] =3D { .reg_offset =3D 3, .mask =3D 0x04 },
+ [IT_VINLOW_R] =3D { .reg_offset =3D 3, .mask =3D 0x08 },
+ [IT_SWIN_F] =3D { .reg_offset =3D 3, .mask =3D 0x40 },
+ [IT_SWIN_R] =3D { .reg_offset =3D 3, .mask =3D 0x80 },
+};
+
+static const struct regmap_irq_chip stpmic1_regmap_irq_chip =3D {
+ .name =3D "pmic_irq",
+ .status_base =3D INT_PENDING_R1,
+ .mask_base =3D INT_CLEAR_MASK_R1,
+ .unmask_base =3D INT_SET_MASK_R1,
+ .ack_base =3D INT_CLEAR_R1,
+ .num_regs =3D STPMIC1_PMIC_NUM_IRQ_REGS,
+ .irqs =3D stpmic1_irqs,
+ .num_irqs =3D ARRAY_SIZE(stpmic1_irqs),
+};
+
+static int stpmic1_probe(struct i2c_client *i2c,
+ const struct i2c_device_id *id)
+{
+ struct stpmic1 *ddata;
+ struct device *dev =3D &i2c->dev;
+ int ret;
+ struct device_node *np =3D dev->of_node;
+ u32 reg;
+
+ ddata =3D devm_kzalloc(dev, sizeof(struct stpmic1), GFP_KERNEL);
+ if (!ddata)
+ return -ENOMEM;
+
+ i2c_set_clientdata(i2c, ddata);
+ ddata->dev =3D dev;
+
+ ddata->regmap =3D devm_regmap_init_i2c(i2c, &stpmic1_regmap_config);
+ if (IS_ERR(ddata->regmap))
+ return PTR_ERR(ddata->regmap);
+
+ ddata->irq =3D of_irq_get(np, STPMIC1_MAIN_IRQ);
+ if (ddata->irq < 0) {
+ dev_err(dev, "Failed to get main IRQ: %d\n", ddata->irq);
+ return ddata->irq;
+ }
+
+ if (!of_property_read_u32(np, "st,main-control-register", ®)) {
+ ret =3D regmap_update_bits(ddata->regmap,
+ SWOFF_PWRCTRL_CR,
+ PWRCTRL_POLARITY_HIGH |
+ PWRCTRL_PIN_VALID |
+ RESTART_REQUEST_ENABLED,
+ reg);
+ if (ret) {
+ dev_err(dev,
+ "Failed to update main control register: %d\n",
+ ret);
+ return ret;
+ }
+ }
+
+ /* Read Version ID */
+ ret =3D regmap_read(ddata->regmap, VERSION_SR, ®);
+ if (ret) {
+ dev_err(dev, "Unable to read pmic version\n");
+ return ret;
+ }
+ dev_info(dev, "PMIC Chip Version: 0x%x\n", reg);
+
+ if (!of_property_read_u32(np, "st,pads-pull-register", ®)) {
+ ret =3D regmap_update_bits(ddata->regmap,
+ PADS_PULL_CR,
+ WAKEUP_DETECTOR_DISABLED |
+ PWRCTRL_PD_ACTIVE |
+ PWRCTRL_PU_ACTIVE |
+ WAKEUP_PD_ACTIVE,
+ reg);
+ if (ret) {
+ dev_err(dev,
+ "Failed to update pads control register: %d\n",
+ ret);
+ return ret;
+ }
+ }
+
+ if (!of_property_read_u32(np, "st,vin-control-register", ®)) {
+ ret =3D regmap_update_bits(ddata->regmap,
+ VBUS_DET_VIN_CR,
+ VINLOW_CTRL_REG_MASK,
+ reg);
+ if (ret) {
+ dev_err(dev,
+ "Failed to update vin control register: %d\n",
+ ret);
+ return ret;
+ }
+ }
+
+ if (!of_property_read_u32(np, "st,usb-control-register", ®)) {
+ ret =3D regmap_update_bits(ddata->regmap, BST_SW_CR,
+ BOOST_OVP_DISABLED |
+ VBUS_OTG_DETECTION_DISABLED |
+ SW_OUT_DISCHARGE |
+ VBUS_OTG_DISCHARGE |
+ OCP_LIMIT_HIGH,
+ reg);
+ if (ret) {
+ dev_err(dev,
+ "Failed to update usb control register: %d\n",
+ ret);
+ return ret;
+ }
+ }
+
+ /* Initialize PMIC IRQ Chip & IRQ domains associated */
+ ret =3D devm_regmap_add_irq_chip(dev, ddata->regmap, ddata->irq,
+ IRQF_ONESHOT | IRQF_SHARED,
+ 0, &stpmic1_regmap_irq_chip,
+ &ddata->irq_data);
+ if (ret) {
+ dev_err(dev, "IRQ Chip registration failed: %d\n", ret);
+ return ret;
+ }
+
+ return devm_of_platform_populate(dev);
+}
+
+static const struct i2c_device_id stpmic1_id[] =3D {
+ { "stpmic1"},
+ {}
+};
+
+MODULE_DEVICE_TABLE(i2c, stpmic1_id);
+
+#ifdef CONFIG_PM_SLEEP
+static int stpmic1_suspend(struct device *dev)
+{
+ struct i2c_client *i2c =3D to_i2c_client(dev);
+ struct stpmic1 *pmic_dev =3D i2c_get_clientdata(i2c);
+
+ disable_irq(pmic_dev->irq);
+
+ return 0;
+}
+
+static int stpmic1_resume(struct device *dev)
+{
+ struct i2c_client *i2c =3D to_i2c_client(dev);
+ struct stpmic1 *pmic_dev =3D i2c_get_clientdata(i2c);
+ int ret;
+
+ ret =3D regcache_sync(pmic_dev->regmap);
+ if (ret)
+ return ret;
+
+ enable_irq(pmic_dev->irq);
+
+ return 0;
+}
+#endif
+
+static SIMPLE_DEV_PM_OPS(stpmic1_pm, stpmic1_suspend, stpmic1_resume);
+
+static struct i2c_driver stpmic1_driver =3D {
+ .driver =3D {
+ .name =3D "stpmic1",
+ .pm =3D &stpmic1_pm,
+ },
+ .probe =3D stpmic1_probe,
+ .id_table =3D stpmic1_id,
+};
+
+module_i2c_driver(stpmic1_driver);
+
+MODULE_DESCRIPTION("STPMIC1 PMIC Driver");
+MODULE_AUTHOR("Pascal Paillet ");
+MODULE_LICENSE("GPL v2");
diff --git a/include/linux/mfd/stpmic1.h b/include/linux/mfd/stpmic1.h
new file mode 100644
index 0000000..fa3f99f
--- /dev/null
+++ b/include/linux/mfd/stpmic1.h
@@ -0,0 +1,212 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (C) STMicroelectronics 2018 - All Rights Reserved
+ * Author: Philippe Peurichard ,
+ * Pascal Paillet for STMicroelectronics.
+ */
+
+#ifndef __LINUX_MFD_STPMIC1_H
+#define __LINUX_MFD_STPMIC1_H
+
+#define TURN_ON_SR 0x1
+#define TURN_OFF_SR 0x2
+#define ICC_LDO_TURN_OFF_SR 0x3
+#define ICC_BUCK_TURN_OFF_SR 0x4
+#define RREQ_STATE_SR 0x5
+#define VERSION_SR 0x6
+
+#define SWOFF_PWRCTRL_CR 0x10
+#define PADS_PULL_CR 0x11
+#define BUCKS_PD_CR 0x12
+#define LDO14_PD_CR 0x13
+#define LDO56_VREF_PD_CR 0x14
+#define VBUS_DET_VIN_CR 0x15
+#define PKEY_TURNOFF_CR 0x16
+#define BUCKS_MASK_RANK_CR 0x17
+#define BUCKS_MASK_RESET_CR 0x18
+#define LDOS_MASK_RANK_CR 0x19
+#define LDOS_MASK_RESET_CR 0x1A
+#define WCHDG_CR 0x1B
+#define WCHDG_TIMER_CR 0x1C
+#define BUCKS_ICCTO_CR 0x1D
+#define LDOS_ICCTO_CR 0x1E
+
+#define BUCK1_ACTIVE_CR 0x20
+#define BUCK2_ACTIVE_CR 0x21
+#define BUCK3_ACTIVE_CR 0x22
+#define BUCK4_ACTIVE_CR 0x23
+#define VREF_DDR_ACTIVE_CR 0x24
+#define LDO1_ACTIVE_CR 0x25
+#define LDO2_ACTIVE_CR 0x26
+#define LDO3_ACTIVE_CR 0x27
+#define LDO4_ACTIVE_CR 0x28
+#define LDO5_ACTIVE_CR 0x29
+#define LDO6_ACTIVE_CR 0x2A
+
+#define BUCK1_STDBY_CR 0x30
+#define BUCK2_STDBY_CR 0x31
+#define BUCK3_STDBY_CR 0x32
+#define BUCK4_STDBY_CR 0x33
+#define VREF_DDR_STDBY_CR 0x34
+#define LDO1_STDBY_CR 0x35
+#define LDO2_STDBY_CR 0x36
+#define LDO3_STDBY_CR 0x37
+#define LDO4_STDBY_CR 0x38
+#define LDO5_STDBY_CR 0x39
+#define LDO6_STDBY_CR 0x3A
+
+#define BST_SW_CR 0x40
+
+#define INT_PENDING_R1 0x50
+#define INT_PENDING_R2 0x51
+#define INT_PENDING_R3 0x52
+#define INT_PENDING_R4 0x53
+
+#define INT_DBG_LATCH_R1 0x60
+#define INT_DBG_LATCH_R2 0x61
+#define INT_DBG_LATCH_R3 0x62
+#define INT_DBG_LATCH_R4 0x63
+
+#define INT_CLEAR_R1 0x70
+#define INT_CLEAR_R2 0x71
+#define INT_CLEAR_R3 0x72
+#define INT_CLEAR_R4 0x73
+
+#define INT_MASK_R1 0x80
+#define INT_MASK_R2 0x81
+#define INT_MASK_R3 0x82
+#define INT_MASK_R4 0x83
+
+#define INT_SET_MASK_R1 0x90
+#define INT_SET_MASK_R2 0x91
+#define INT_SET_MASK_R3 0x92
+#define INT_SET_MASK_R4 0x93
+
+#define INT_CLEAR_MASK_R1 0xA0
+#define INT_CLEAR_MASK_R2 0xA1
+#define INT_CLEAR_MASK_R3 0xA2
+#define INT_CLEAR_MASK_R4 0xA3
+
+#define INT_SRC_R1 0xB0
+#define INT_SRC_R2 0xB1
+#define INT_SRC_R3 0xB2
+#define INT_SRC_R4 0xB3
+
+#define PMIC_MAX_REGISTER_ADDRESS INT_SRC_R4
+
+#define STPMIC1_PMIC_NUM_IRQ_REGS 4
+
+#define TURN_OFF_SR_ICC_EVENT 0x08
+
+#define LDO_VOLTAGE_MASK GENMASK(6, 2)
+#define BUCK_VOLTAGE_MASK GENMASK(7, 2)
+#define LDO_BUCK_VOLTAGE_SHIFT 2
+
+#define LDO_ENABLE_MASK BIT(0)
+#define BUCK_ENABLE_MASK BIT(0)
+
+#define BUCK_HPLP_ENABLE_MASK BIT(1)
+#define BUCK_HPLP_SHIFT 1
+
+#define STDBY_ENABLE_MASK BIT(0)
+
+#define BUCKS_PD_CR_REG_MASK GENMASK(7, 0)
+#define BUCK_MASK_RANK_REGISTER_MASK GENMASK(3, 0)
+#define BUCK_MASK_RESET_REGISTER_MASK GENMASK(3, 0)
+#define LDO1234_PULL_DOWN_REGISTER_MASK GENMASK(7, 0)
+#define LDO56_VREF_PD_CR_REG_MASK GENMASK(5, 0)
+#define LDO_MASK_RANK_REGISTER_MASK GENMASK(5, 0)
+#define LDO_MASK_RESET_REGISTER_MASK GENMASK(5, 0)
+
+#define BUCK1_PULL_DOWN_REG BUCKS_PD_CR
+#define BUCK1_PULL_DOWN_MASK BIT(0)
+#define BUCK2_PULL_DOWN_REG BUCKS_PD_CR
+#define BUCK2_PULL_DOWN_MASK BIT(2)
+#define BUCK3_PULL_DOWN_REG BUCKS_PD_CR
+#define BUCK3_PULL_DOWN_MASK BIT(4)
+#define BUCK4_PULL_DOWN_REG BUCKS_PD_CR
+#define BUCK4_PULL_DOWN_MASK BIT(6)
+
+#define LDO1_PULL_DOWN_REG LDO14_PD_CR
+#define LDO1_PULL_DOWN_MASK BIT(0)
+#define LDO2_PULL_DOWN_REG LDO14_PD_CR
+#define LDO2_PULL_DOWN_MASK BIT(2)
+#define LDO3_PULL_DOWN_REG LDO14_PD_CR
+#define LDO3_PULL_DOWN_MASK BIT(4)
+#define LDO4_PULL_DOWN_REG LDO14_PD_CR
+#define LDO4_PULL_DOWN_MASK BIT(6)
+#define LDO5_PULL_DOWN_REG LDO56_VREF_PD_CR
+#define LDO5_PULL_DOWN_MASK BIT(0)
+#define LDO6_PULL_DOWN_REG LDO56_VREF_PD_CR
+#define LDO6_PULL_DOWN_MASK BIT(2)
+#define VREF_DDR_PULL_DOWN_REG LDO56_VREF_PD_CR
+#define VREF_DDR_PULL_DOWN_MASK BIT(4)
+
+#define BUCKS_ICCTO_CR_REG_MASK GENMASK(6, 0)
+#define LDOS_ICCTO_CR_REG_MASK GENMASK(5, 0)
+
+#define LDO_BYPASS_MASK BIT(7)
+
+/* Main PMIC Control Register
+ * SWOFF_PWRCTRL_CR
+ * Address : 0x10
+ */
+#define ICC_EVENT_ENABLED BIT(4)
+#define PWRCTRL_POLARITY_HIGH BIT(3)
+#define PWRCTRL_PIN_VALID BIT(2)
+#define RESTART_REQUEST_ENABLED BIT(1)
+#define SOFTWARE_SWITCH_OFF_ENABLED BIT(0)
+
+/* Main PMIC PADS Control Register
+ * PADS_PULL_CR
+ * Address : 0x11
+ */
+#define WAKEUP_DETECTOR_DISABLED BIT(4)
+#define PWRCTRL_PD_ACTIVE BIT(3)
+#define PWRCTRL_PU_ACTIVE BIT(2)
+#define WAKEUP_PD_ACTIVE BIT(1)
+#define PONKEY_PU_INACTIVE BIT(0)
+
+/* Main PMIC VINLOW Control Register
+ * VBUS_DET_VIN_CRC DMSC
+ * Address : 0x15
+ */
+#define SWIN_DETECTOR_ENABLED BIT(7)
+#define SWOUT_DETECTOR_ENABLED BIT(6)
+#define VINLOW_ENABLED BIT(0)
+#define VINLOW_CTRL_REG_MASK GENMASK(7, 0)
+
+/* USB Control Register
+ * Address : 0x40
+ */
+#define BOOST_OVP_DISABLED BIT(7)
+#define VBUS_OTG_DETECTION_DISABLED BIT(6)
+#define SW_OUT_DISCHARGE BIT(5)
+#define VBUS_OTG_DISCHARGE BIT(4)
+#define OCP_LIMIT_HIGH BIT(3)
+#define SWIN_SWOUT_ENABLED BIT(2)
+#define USBSW_OTG_SWITCH_ENABLED BIT(1)
+#define BOOST_ENABLED BIT(0)
+
+/* PKEY_TURNOFF_CR
+ * Address : 0x16
+ */
+#define PONKEY_PWR_OFF BIT(7)
+#define PONKEY_CC_FLAG_CLEAR BIT(6)
+#define PONKEY_TURNOFF_TIMER_MASK GENMASK(3, 0)
+#define PONKEY_TURNOFF_MASK GENMASK(7, 0)
+
+/*
+ * struct stpmic1 - stpmic1 master device for sub-drivers
+ * @dev: master device of the chip (can be used to access platform data)
+ * @irq: main IRQ number
+ * @regmap_irq_chip_data: irq chip data
+ */
+struct stpmic1 {
+ struct device *dev;
+ struct regmap *regmap;
+ int irq;
+ struct regmap_irq_chip_data *irq_data;
+};
+
+#endif /* __LINUX_MFD_STPMIC1_H */
--=20
1.9.1